a senate aide says the former rep gabrielle giffords will be a surprise witness at today's hearing. >> the super bowl is not just four days away. at about 50 minutes from now, " harbaugh will hold a press conference in new orleans. we will take some of that live in you could catch it in its entirety on our 2247 shot, comcast channel 193. >> bin california's no surveyors have confirmed that many feared after a relatively dry january-the water content of the snow that has accumulated in the sierra is slightly below average for this time of year. measurements show that the water content at 93 percent of normal. early storms in november and december dumped snow ranging from 32 1/2 to 44 in. around ego summit of highway 50. very little has fallen since. california's water agencies to depend on a melting snowpack to replenish the state's reservoirs throughout the summer. about a third of the state's water comes from snowmelt. >> saturday and sunday will be looking good. i do have wet weather to talk about for the middle of next week. we do have unsettled weather that is on the way. you shou